We tried some experiments in mind reading which were not very successful. Think mind reading contrary to common sense, wise provision of the Bon Dieu that we cannot read each others minds, twould stop civilization and everybody would take to the woods. In fifty or hundred thousand centuries when mankind have become perfect by evolution then perhaps this sense could be developed with safety to the state.

The diary and sundry observations of Thomas Alva Edison (ed. Greenwood Pub Group, 1968)